If the individual wishing to award them their POA wishes to do so, there is no legal barrier against it.
Yes, anyone can act as power of attorney.
Yes, as long as someone is willing to have you act in their presence (act as power of attorney).
Not likely. In many states it is necessary to go through the court to validate a POA and a convicted felon would not qualify; in other states it can be done with a simple affidavit that is signed by all parties and notarized. Even in states where only a notarized affidavit is required, it would likely be challenged once the court learned the grantee had a criminal conviction.
The authority granted to you is specified in the power of attorney form.
The Power of Attorney does not have the ability to stop the individual that granted the POA to them. They have the rights granted in the power of attorney.
Social security taxes are raised Funds are appropriated for food relief The president pardons a convicted felon A patent is granted for a new computer chip
Social Security taxes are raised. Funds are appropriated for flood relief. The President pardons a convicted felon. A patent is granted for a new computer chip.
A conservatorship is granted by a court. It will override a power of attorney.
The agent can act only within the scope of authority granted in the power of attorney.
The agent must act only within the scope of authority granted in the power of attorney.
A power of attorney is granted for a living person. It expires on their death and the executor takes over.
Unless you were specifically granted a "General Power Of Attorney" your responsibility and powers extend only as far as to what was granted in the POA you possess. You should consult an attorney to have them read it for the specifics.