Yes, she can do both. That’s why she hired a law firm to send a letter to Random House, letting them know that they have crossed the line and that future occurrences will be met with similar action.
Yes, Sarah Palin can hold office and raise a family.
She can also run for office if she chooses and to sue the crap out of the people attempting to ruin her reputation and her life.
She is obviously the consummate mulit-tasker....