No. Electrical devices still need the same clearance within the electrical box so narrow electrical boxes are not even manufactured.
Typically a narrow switch plate cover is needed when there are obstructions on the wall surface that prevent use of a full width light switch cover, such as next to a store front door, between cabinets, or alongside tiling.
Here at Kyle Switch Plates you can buy narrow light switch plates and outlet covers in more than 35 sizes in a choice of finishes.
