In the presented situation, does the stop prohibition apply also to the pavement?

Why?

The B-36 no stopping sign is visible on the right. The prohibition applies to that side of the road, including the pavement. Pulling onto the pavement does not allow you to avoid the restriction.

§ 28 ust. 2 i ust. 3 pkt 1 rozporządzenia w sprawie znaków i sygnałów drogowych