Yeah I don't think it will have underground parking.
This was the originally released rendering which may have just been generic:
This was released later:
And this image shows no entrance under the building for vehicles from the parking lot:
I drove by the site today on the 118 and there is a lot of blue wall up now, which looks more like the later released rendering.
I will say this store looks impressive, it is going to impossible to miss when driving on the 118 or even the 111.