Can you cut up a liver and donate it to multiple people?

Yes: Here is the link on the talk about living liver donor - dr. John roberts is an expert in living liver donor transplants http://www.Ucsfbenioffchildrens.Org/education/benefits_and_risks_of_living_donor_liver_transplant/index.Html.

Yes: Livers from brain dead donors can be split and transplanted into 2 recipients, usually a child and an adult.

Yes: Yes; split liver transplantation is often done for a desperately ill child when there is only an adult liver available; a full sized adult split liver can be given to two recipients.