Complex sentence: H4 visa holders are not allowed employment in US and are not eligible to get a Social Security Number and cannot be employed, but can hold a driver's license, open bank account (s) and get ITIN for IRS Tax purpose.
Split into simpler sentences: H4 visa holders are not allowed employment in US and are not eligible to get a Social Security Number. But, you can get driver's license and open bank account (s) and get ITIN for IRS Tax purpose.