Well of course. Why not? You will have B pos or B neg children.
2nd Answer:
Yes. The problem that can result in having a blue baby occurs when the mom is 'negative' and the dad is 'positive'. This is not a blood type issue, but rather a Rh factor issue.
Yes of course and there will be no problem with the children either.
Yes
You can marry anyone, no matter the bloodtype.
Blood type has nothing to do with getting married. You can marry no one asks you your blood type.
no
see a doctor for such questions
yes
yes
yes
see a doctor for such questions
you can marry anyone you want
Yes, but its possible the girl would need shots if she got pregnant.
yes