Denver is eliminated from first place.

To show that Denver is eliminated from first place, we start with the current conference standings:
            Team	W	L	GL	PCT	GB
   Oklahoma City	57	25	0	0.695	0.0
          Denver	57	25	0	0.695	0.0
       Minnesota	56	26	0	0.683	1.0
     LA Clippers	51	31	0	0.622	6.0
          Dallas	50	32	0	0.610	7.0
     New Orleans	49	33	0	0.598	8.0
         Phoenix	49	33	0	0.598	8.0
       LA Lakers	47	35	0	0.573	10.0
    Golden State	46	36	0	0.561	11.0
      Sacramento	46	36	0	0.561	11.0
         Houston	41	41	0	0.500	16.0
            Utah	31	51	0	0.378	26.0
         Memphis	27	55	0	0.329	30.0
     San Antonio	22	60	0	0.268	35.0
        Portland	21	61	0	0.256	36.0
           Total	650	580	0


The table below shows the maximum number of additional games that each of the listed teams can win in any scenario in which Denver finishes in first place with 57 wins.
Contending Team 	Maximum Additional Wins
Oklahoma City   	57 - 57 - 1 = -1	(Oklahoma City has clinched the head-to-head tiebreaker with Denver)
Total           	-1

Next, we calculate the minimum number of games that the other contending teams will win this season.
Total                           	0

The 1 teams listed above will collectively win at least 0 more games this season;
since this is larger then the -1-win limit, Denver is eliminated from first place.