A woman is leaning against a wall with her shoe off.
A woman is standing in high heels, leaning against a wall.
The woman may either be leaning or standing.
One cannot be in high heels and with her shoe off at the same time.
In 1st sentence it is mentioned that women leaning against a wall with her shoe off but, in 2nd sentence woman is standing in high heels and leaning against a wall.