Not without their permission.
16 with parents permission, 18 without permission.
No. You are a minor until the age of 18. If you leave at 16 without parents permission you can be legally considered a runaway.
Generally the answer is no.
No she can not.
You can get emacipated
18 when your not a minor
No, only someone "of age" (18 years) can live without parental permission, If they do the parents can be charged with abuse.
As long as they are minors, no they cannot.
Not unless you get a court order that will allow it.