An Auburn man has been arrested on two counts of vehicular manslaughter after he crashed a motorboat he was driving into another boat on Lake Englebright Saturday night, killing two people. Jeffrey Sandow, 53, allegedly was driving his boat with two passengers on board when he crashed into the second boat at about 6:30 p.m., said Yuba County Sheriff’s Lt. Damon Gil. The Nevada County Sheriff’s Office dive team participated in a search for possible victims, as did the U.S. Army Corps of Engineers, Gil said. The boat that was struck had three people on board, two of whom were …