Two people were killed moments apart and two exits away Monday in apparently separate crashes on the Garden State Parkway, authorities said. The first crash was reported about 5:43 a.m. when an SUV traveling north went off the right side of the highway in Clifton at Exit 157.9, according to New Jersey State Police. The vehicle, a BMW X5, struck the guardrail and several trees before overturning and re-entering the highway. As the crash occurred, three people were ejected from vehicle. One of the victims died at the scene. Two others were seriously injured and taken to area hospitals, state pol…