I need to migrate devices off of 120v and move them to 208v, could this be done moving one side at a time while the switches are up without disrupting anything or should I plan an outage and take the switches down? These are Nexus 7K and 5K boxes.

I need to migrate devices off of 110v and move them over to 208v. I was wondering if there would be any risk moving one side to 208v while the other is still connected to 110v on the Nexus 7 and 5K switches, or would it be best to take down the devic...