Omeruo and Awaziem were on from the start of the game and saw action for 90 minutes in the colours of Leganes.
It was both players 10th league appearances for Leganes so far this season.
Martin Braithwaite opened scoring for Leganes with just one minute left in the first half.
But Leganes’ hopes of a big away win was dashed as Joselu drew Deportivo Alaves to make sure both teams shared the points.
The draw saw Leganes remain in the relegation zone on 19th position on 10 points in the league table.