It isn't an option on Xerox devices, but it is on Fuji-Xerox devices.
Current Fuji-Xerox devices sold in North America would be all in the VersaLink family, and the C60-C70
The following is conjecture, not verified fact:
I'm pretty sure it is a legal thing, for example one North American student can but a textbook for a large amount of money and sell digital copies by scanning it.
Because of the markets they support, Fuji-Xerox doesn't have that particular worry.