A week is too short. The bank I worked at had mandatory 3 weeks, which did not count against your PTO. 1 week, people can mostly ignore your job function and l

A week is too short. The bank I worked at had mandatory 3 weeks, which did not count against your PTO. 1 week, people can mostly ignore your job function and limp by 2 weeks, people can do ~50% of your job and limp by 3 weeks, you do need someone to complete all/most of your job functions.