I have a pair of SX350X switches which are stacked and running our core network.Is it possible to do a firmware upgrade on these without any downtime?

I have two switches A and B where I would like to use RSPAN to mirror traffic to a capture server.Switch A is a CBS350-24P-4GSwitch B is a WS-C2960X-24PD-LSwitch A is connected to Switch B via a cable from port 1 [switch A] to port 7 [switch B].On Sw...