Yes, you can. All you have to do is to do the following steps:
 
1. Go to ⚙️over the upper-left side of your screen.

 

2. Tap on CONTROLS button over the top bar.

 

3. Tap on OFF buttons to disable Auto Fire and Aim Assist features.

 
 
There you go! You have disabled Aim Assist and Auto Fire features. 😊