Share only specific accessories

I didn't find such option.

You're right. It would be a useful solution. However, I think Apple assumes that responsible people live in your house.

Similar to your kids, for example, your daughter doesn't rush into brother's room to turn off the lights for fun.

I mean she would and she probably does. But that's just the same, after many arguments about not turning off your brothers lights, it will come back to norm.