Van Exel, 30, is averaging team bests of 25.1 points per game and 6.7 assists for the 7-13 Nuggets.
He is in the third year of a $77 million, six-year contract that will end after the 2005-06 season.
Since being acquired by Denver in 1998, Van Exel has not experienced a winning regular season.
He said he and Vandeweghe have spoken about a trade. He said he promised Vandeweghe he wouldn't quit on his teammates.
In yesterday's games:
* At Toronto, Penny Hardaway had 27 points, including the winning layup at the buzzer, as the Phoenix Suns beat the Raptors, 91-90. The Suns overcame Vince Carter's 42 points.
* At Auburn Hills, Mich., Ben Wallace had 10 points and a season-high 18 rebounds as Detroit handed Houston its 10th consecutive loss, 105-77. Pistons star Jerry Stackhouse sat out with a nagging groin injury.
* At Los Angeles, Elton Brand had 22 points and 19 rebounds as the Clippers beat Charlotte, 89-78.
* At Sacramento, Chris Webber scored 18 points and had six rebounds in his first game this season as the Kings sent Miami to its 13th loss in 14 games, 95-88. Webber missed the first 20 games with a sprained ankle. *