I was running both but didn't want to hear the burner going off all night. I leave the electric running (might start turning it off on warm days) and turn the LP on when I wake up. By the time I have had breakfast the HW tank is ready to go. After showers, off goes the LP.
2019 Tiffin Phaeton 37BH, 2017 SEL Focus
2012 Bounder 33C Sold, 2017 SEL Focus