if you have a battery disconnect switch, that's what i would do until you got close to your next trip.
if you don't have a battery disconnect switch, there's should be no problem keeping it plugged in, except for utility costs.
and Zoe the Wonder Dog(R.I.P.)
'07 Roo 23SS pushing an '07 Chevy Avalanche
Equalizer WDH and Prodigy BC