Turning off the MFP by the pilot and not by the button is not harmful?

Question

MFP

A new MFP has arrived, slightly fancy (Kiosera 2035). When the MFP is in power-saving standby mode, is it necessary to first press the Off button on it before disconnecting the extender or not?
With simple printers, everything is clear, but here, nevertheless, artificial "intelligence" is on board.

Answer 1

2.5 years have passed, the MFP is working.

Answer 2

Well, of course, there is artificial intelligence, but in simple printers, mechanics and only)
Yes, it is not recommended. In energy-saving, everything is chopped off to the bottom. Well, how would .. tell him to turn it off. Does the intellect itself not know how to do this in idle time?